Home / 880,296.11-1,320,934.77-475,480.15

Finding the Fourth Proportional to 880,296.11, 1,320,934.77 and 475,480.15

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Solution

The fourth proportional to 880,296.11, 1,320,934.77 and 475,480.15 is: 713,485.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,296.11 : 1,320,934.77 = 475,480.15 : x
  2. Step 2: Convert to fraction form
    880,296.11/1,320,934.77 = 475,480.15/x
  3. Step 3: Cross multiply
    880,296.11x = 1,320,934.77 × 475,480.15
  4. Step 4: Simplify right side
    880,296.11x = 628,078,262,579.82
  5. Step 5: Solve for x
    x = 628,078,262,579.82/880,296.11
  6. Step 6: Final answer
    x = 713,485.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.